Hiroshi Hidaka
39Patents
13h-index
73Co-inventors
84Inventor score
Filing activity: May 30, 1980 → Aug 24, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6952341B2 | Module mounting/removing mechanism and disk array | Physics | 41 | Expired |
| US7394660B2 | Enclosure structure of electronic equipment, and disk array apparatus | Electricity | 38 | Expired |
| US6081978A | Resin-encapsulated semiconductor device producing apparatus and method | Electricity | 31 | Expired |
| US4970197A | Oxide superconductor | Emerging Cross-Sectional Technologies | 19 | Expired |
| US7193856B2 | Ejector, unit and electronic apparatus having the same | Physics | 18 | Expired |
| US4994140A | Method capable of forming a fine pattern without crystal defects | Electricity | 18 | Expired |
| US5949934A | Optical waveguide grating and production method therefor | Physics | 18 | Expired |
| USD340259S | Computer output printer | General | 17 | Expired |
| US5093311A | Oxide superconductor cable and method of producing the same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5930437A | Optical filter with planar optical waveguide having periodically varied distribution of refractive index and production process thereof | Physics | 13 | Expired |
| US5023101A | Shortening for hard butter product and process for producing hard butter product | Human Necessities | 13 | Expired |
| US5057484A | Single crystal oxide superconductor and method of producing the same | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6463195B1 | Method of manufacturing polarization-maintaining optical fiber coupler | Physics | 13 | Expired |
| US5045243A | Method for dry fractionation of fats and oils | Chemistry; Metallurgy | 12 | Expired |
| US5996375A | Method of making an optical waveguide grating with two dissimilar irradiating steps | Physics | 12 | Expired |
| US7952883B2 | Electronic apparatus and in-rack electronic apparatus | Electricity | 11 | Active |
| USD289765S | Font cartridge for computer output printers | General | 11 | Expired |
| US7558058B2 | Ejector, unit and electronic apparatus having the same | Physics | 11 | Active |
| US4795569A | Method for dry fractionation of fatty material | Emerging Cross-Sectional Technologies | 10 | Expired |
| USD296101S | Computer output printer | General | 10 | Expired |
| USD296787S | Font cartridge for computer output printers | General | 9 | Expired |
| US6228417A | Fat composition and frothing oil-in-water emulsion | Chemistry; Metallurgy | 8 | Expired |
| US5196399A | Apparatus for producing oxide superconductor cable | Emerging Cross-Sectional Technologies | 8 | Expired |
| USD314208S | Computer output printer | General | 8 | Expired |
| US5231200A | Method for refining and fractionation of palm oil and apparatus therefor | Chemistry; Metallurgy | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.